#!/usr/bin/perl #----------------------------------------------------------------------
java.lang.NullPointerException # unused_oids # Finds blocks of manually-assignable OIDs that have not already been # claimed by previous hackers. The main use is for finding available # OIDs fornew internal functions. The numbers printed are inclusive # ranges of unused OIDs.
java.lang.NullPointerException # Before using a large empty block, make sure you aren't about # to take over what was intended as expansion space for something # else.
java.lang.NullPointerException # Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group # Portions Copyright (c) 1994, Regents of the University of California
java.lang.NullPointerException # src/include/catalog/unused_oids
java.lang.NullPointerException #----------------------------------------------------------------------
use strict;
use warnings FATAL => 'all';
# Must run in src/include/catalog
use FindBin;
chdir $FindBin::RealBin or die "could not cd to $FindBin::RealBin: $!\n";
use lib "$FindBin::RealBin/../../backend/catalog/";
use Catalog;
my @input_files = glob("pg_*.h");
my $oids = Catalog::FindAllOidsFromHeaders(@input_files);
# Also push FirstGenbkiObjectId to serve as a terminator for the last gap.
my $FirstGenbkiObjectId =
Catalog::FindDefinedSymbol('access/transam.h', '..', 'FirstGenbkiObjectId');
push @{$oids}, $FirstGenbkiObjectId;
my $suggestion; do
{
$suggestion = int(8000 + rand(2000));
} while (grep(/^$suggestion$/, @{$oids}));
my $navailable = 0;
foreach my $oid (@sortedoids)
{ if ($oid > $suggestion)
{
$navailable = $oid - $suggestion;
last;
}
}
printf "Patches should use a more-or-less consecutive range of OIDs.\n";
printf "Best practice is to start with a random choice in the range 8000-9999.\n";
printf "Suggested random unused OID: $suggestion ($navailable consecutive OID(s) available starting here)\n";
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.1 Sekunden
(vorverarbeitet am 2026-08-08)
¤
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